class Users{
    private int id;
    private String code;
    private String email;
    public Users(int id,String code,String email)
    {
        this.id=id;
        this.code=code;
        this.email=email;}
    public Users(int id,String code)
    {
        this.id=id;
        this.code=code;}
    public void getlist(){
        System.out.println("id:"+id+"   code:"+code+"   email:"+email);}
};
public class User {
    public static void main(String[] args) {
        Users u1 =new Users(1, "lxy2004", "2191745182@123.com");
        Users u2 =new Users(2, "lxy2003");
        u1.getlist();
        u2.getlist();
    }
}
